80460640

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{383}}^1$

素因数の和:512

約数の個数: 96

約数和(自身を含む): 207277056

約数和(自身を除く): 126816416

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 101, 104, 130, 160, 202, 208, 260, 383, 404, 416, 505, 520, 766, 808, 1010, 1040, 1313, 1532, 1616, 1915, 2020, 2080, 2626, 3064, 3232, 3830, 4040, 4979, 5252, 6128, 6565, 7660, 8080, 9958, 10504, 12256, 13130, 15320, 16160, 19916, 21008, 24895, 26260, 30640, 38683, 39832, 42016, 49790, 52520, 61280, 77366, 79664, 99580, 105040, 154732, 159328, 193415, 199160, 210080, 309464, 386830, 398320, 502879, 618928, 773660, 796640, 1005758, 1237856, 1547320, 2011516, 2514395, 3094640, 4023032, 5028790, 6189280, 8046064, 10057580, 16092128, 20115160, 40230320, 80460640]

約数ペア:

[(1, 80460640), (2, 40230320), (4, 20115160), (5, 16092128), (8, 10057580), (10, 8046064), (13, 6189280), (16, 5028790), (20, 4023032), (26, 3094640), (32, 2514395), (40, 2011516), (52, 1547320), (65, 1237856), (80, 1005758), (101, 796640), (104, 773660), (130, 618928), (160, 502879), (202, 398320), (208, 386830), (260, 309464), (383, 210080), (404, 199160), (416, 193415), (505, 159328), (520, 154732), (766, 105040), (808, 99580), (1010, 79664), (1040, 77366), (1313, 61280), (1532, 52520), (1616, 49790), (1915, 42016), (2020, 39832), (2080, 38683), (2626, 30640), (3064, 26260), (3232, 24895), (3830, 21008), (4040, 19916), (4979, 16160), (5252, 15320), (6128, 13130), (6565, 12256), (7660, 10504), (8080, 9958)]